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AU3905285A - Discharge tube circuit for display - Google Patents

Discharge tube circuit for display

Info

Publication number
AU3905285A
AU3905285A AU39052/85A AU3905285A AU3905285A AU 3905285 A AU3905285 A AU 3905285A AU 39052/85 A AU39052/85 A AU 39052/85A AU 3905285 A AU3905285 A AU 3905285A AU 3905285 A AU3905285 A AU 3905285A
Authority
AU
Australia
Prior art keywords
display
discharge tube
tube circuit
circuit
discharge
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU39052/85A
Inventor
Ronald Keith Johnson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mosaic Rentals Pty Ltd
Original Assignee
SOLGROVE Pty Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SOLGROVE Pty Ltd filed Critical SOLGROVE Pty Ltd
Priority to AU39052/85A priority Critical patent/AU3905285A/en
Publication of AU3905285A publication Critical patent/AU3905285A/en
Priority to US07/177,855 priority patent/US4902939A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/36—Controlling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S315/00—Electric lamp and discharge devices: systems
    • Y10S315/05—Starting and operating circuit for fluorescent lamp
AU39052/85A 1985-02-21 1985-02-21 Discharge tube circuit for display Abandoned AU3905285A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU39052/85A AU3905285A (en) 1985-02-21 1985-02-21 Discharge tube circuit for display
US07/177,855 US4902939A (en) 1985-02-21 1988-03-25 Display circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU39052/85A AU3905285A (en) 1985-02-21 1985-02-21 Discharge tube circuit for display

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
AU18443/83A Addition AU545702B2 (en) 1982-08-31 1982-08-31 Discharge lamp control

Publications (1)

Publication Number Publication Date
AU3905285A true AU3905285A (en) 1986-08-28

Family

ID=3726029

Family Applications (1)

Application Number Title Priority Date Filing Date
AU39052/85A Abandoned AU3905285A (en) 1985-02-21 1985-02-21 Discharge tube circuit for display

Country Status (2)

Country Link
US (1) US4902939A (en)
AU (1) AU3905285A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5068577A (en) * 1990-11-19 1991-11-26 Integrated Systems Engineering, Inc. Constant current drive system for fluorescent tubes

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3935502A (en) * 1973-04-06 1976-01-27 Construction Materials Division General Electric Company Ballast circuit for eliminating flicker in gaseous discharge lamps
US4464606A (en) * 1981-03-25 1984-08-07 Armstrong World Industries, Inc. Pulse width modulated dimming arrangement for fluorescent lamps
FR2536563B1 (en) * 1982-11-23 1985-07-26 Ssih Equipment Sa LIGHT EMITTING ELEMENT WITH DISCHARGE TUBE FOR MATRIX DISPLAY BOARD

Also Published As

Publication number Publication date
US4902939A (en) 1990-02-20

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